146663961580 has 48 divisors (see below), whose sum is σ = 308670899040. Its totient is φ = 58536857088.

The previous prime is 146663961557. The next prime is 146663961581. The reversal of 146663961580 is 85169366641.

It is not an unprimeable number, because it can be changed into a prime (146663961581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21385512 + ... + 21392368.

It is an arithmetic number, because the mean of its divisors is an integer number (6430643730).

Almost surely, 2^146663961580 is an apocalyptic number.

146663961580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146663961580 is an abundant number, since it is smaller than the sum of its proper divisors (162006937460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146663961580 is a wasteful number, since it uses less digits than its factorization.

146663961580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9058 (or 9056 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 146663961580 in words is "one hundred forty-six billion, six hundred sixty-three million, nine hundred sixty-one thousand, five hundred eighty".